Home / 60,348.20-90,376.60-30,267.84

Finding the Fourth Proportional to 60,348.20, 90,376.60 and 30,267.84

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Solution

The fourth proportional to 60,348.20, 90,376.60 and 30,267.84 is: 45,328.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,348.20 : 90,376.60 = 30,267.84 : x
  2. Step 2: Convert to fraction form
    60,348.20/90,376.60 = 30,267.84/x
  3. Step 3: Cross multiply
    60,348.20x = 90,376.60 × 30,267.84
  4. Step 4: Simplify right side
    60,348.20x = 2,735,503,940.99
  5. Step 5: Solve for x
    x = 2,735,503,940.99/60,348.20
  6. Step 6: Final answer
    x = 45,328.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.